diff --git a/library/AbisOML_Types.ttcn b/library/AbisOML_Types.ttcn
index 0a562ae..6229f25 100644
--- a/library/AbisOML_Types.ttcn
+++ b/library/AbisOML_Types.ttcn
@@ -616,6 +616,15 @@
 	uint8_t		sacch_rch_sapi3_10ms
 };
 
+/* Section 9.4.64 */
+type record OML_FOM_ARI {
+	uint16_t	len,
+	uint8_t	non_reported_attr_len,
+	set of uint8_t	non_reported_attr optional,
+	OML_FOM_IE_List		ies optional
+} with { variant (len) "LENGTHTO(non_reported_attr_len,non_reported_attr,ies)"
+	variant (non_reported_attr_len) "LENGTHTO(non_reported_attr)" };
+
 type union OML_FOM_IE_Body {
 	OML_FOM_AbisChannel		abis_channel,
 	OML_FOM_AdministrativeState	adm_state,
@@ -669,6 +678,8 @@
 	uint16_t		paging_cfg,
 	OCT2			freq_ctrl,
 
+	OML_FOM_ARI		ari,
+
 	OML_IE_L16V		other
 };
 
@@ -728,6 +739,8 @@
 		paging_cfg, iei = NM_ATT_IPACC_PAGING_CFG;
 		freq_ctrl, iei = NM_ATT_IPACC_FREQ_CTRL;
 
+		ari, iei = NM_ATT_GET_ARI;
+
 		other, OTHERWISE;
 	)" };
 
@@ -1124,6 +1137,20 @@
 		tr_OML_IE(NM_ATT_LIST_REQ_ATTR, OML_FOM_IE_Body:{other := tr_OML_IE_L16V(?, req_attr)})
 			});
 
+/* 8.11.3 Get Attributes Response */
+template (value) OML_PDU ts_OML_GetAttributesResponse(template (value) OML_FOM_ObjectClass obj_class,
+						      template (value) OML_FOM_ObjectInstance obj_inst,
+						      template (value) octetstring req_attr) :=
+	ts_OML_MsgType(NM_MT_GET_ATTR_RESP, obj_class, obj_inst, {
+		ts_OML_IE(NM_ATT_GET_ARI, OML_FOM_IE_Body:{other := ts_OML_IE_L16V(0, req_attr)})
+			});
+template OML_PDU tr_OML_GetAttributesResponse(template OML_FOM_ObjectClass obj_class,
+					      template OML_FOM_ObjectInstance obj_inst,
+					      template OML_FOM_ARI ari := ?) :=
+	tr_OML_MsgType(NM_MT_GET_ATTR_RESP, obj_class, obj_inst, {
+		tr_OML_IE(NM_ATT_GET_ARI, OML_FOM_IE_Body:{ari := ari})
+			});
+
 /* convert a request into an ACK */
 function f_OML_make_ack(OML_PDU orig) return OML_PDU {
 	var OML_PDU resp := orig;